197658840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{16981}}^1$

素因数の和:17092

約数の個数: 64

約数和(自身を含む): 599124960

約数和(自身を除く): 401466120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 970, 1164, 1455, 1940, 2328, 2910, 3880, 5820, 11640, 16981, 33962, 50943, 67924, 84905, 101886, 135848, 169810, 203772, 254715, 339620, 407544, 509430, 679240, 1018860, 1647157, 2037720, 3294314, 4941471, 6588628, 8235785, 9882942, 13177256, 16471570, 19765884, 24707355, 32943140, 39531768, 49414710, 65886280, 98829420, 197658840]

約数ペア:

[(1, 197658840), (2, 98829420), (3, 65886280), (4, 49414710), (5, 39531768), (6, 32943140), (8, 24707355), (10, 19765884), (12, 16471570), (15, 13177256), (20, 9882942), (24, 8235785), (30, 6588628), (40, 4941471), (60, 3294314), (97, 2037720), (120, 1647157), (194, 1018860), (291, 679240), (388, 509430), (485, 407544), (582, 339620), (776, 254715), (970, 203772), (1164, 169810), (1455, 135848), (1940, 101886), (2328, 84905), (2910, 67924), (3880, 50943), (5820, 33962), (11640, 16981)]